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#!/usr/bin/python |
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|
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import cgi, Cookie |
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import cgitb; cgitb.enable() |
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import Asterisk.Manager |
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import time |
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import os |
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|
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_header_printed = False |
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|
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def print_header(headers=None, cookies=None): |
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"""Spit out the required headers for a CGI script. Optionally set cookies""" |
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|
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global _header_printed |
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if not _header_printed: |
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print "Content-type: text/html" |
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if cookies: |
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print cookies |
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if headers: |
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for header in headers.keys(): |
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print "%s: %s" % (header, headers.get(header)) |
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print "\n" |
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_header_printed = True |
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|
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|
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def make_options(options={}, default=""): |
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html = "" |
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individual_options = [] |
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for optionvalue in options.keys(): |
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if optionvalue == default: |
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individual_options.append("""<option value="%s"%s>%s</option>""" % (optionvalue, " selected", options.get(optionvalue))) |
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else: |
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individual_options.append("""<option value="%s"%s>%s</option>""" % (optionvalue, "", options.get(optionvalue))) |
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html = "".join(individual_options) |
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return html |
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|
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|
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def display_form(default_source="", default_destination="", default_transport="", remember=False): |
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"""Display the form HTML, optionally set default values""" |
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|
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print_header() |
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if remember: |
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remember = " checked" |
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print """<html> |
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<head> |
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<title>Click to call</title> |
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</head> |
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<body> |
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<h1>Asterisk click to call gateway</h1> |
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<form method="post"> |
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<table> |
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<tr> |
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<td>Your number</td><td><input type="text" name="source" value="%(default_source)s"></td><td>via <select name="transport">%(options)s</select> (as dialled via the transport)</td> |
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</tr> |
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<tr> |
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<td>Number to call</td><td><input type="text" name="destination" value="%(default_destination)s"></td><td>(as dialled internally)</td> |
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</tr> |
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<tr> |
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<td colspan=3><input type="checkbox" name="save_source"%(remember)s> Remember my number and transport</td> |
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</tr> |
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<tr> |
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<td colspan=3><input type="submit" name="submit" value="Place call"><input type="reset" value="Clear"></td> |
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</tr> |
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</table> |
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</form> |
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</body> |
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</html> |
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""" % { 'default_source': default_source, |
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'default_destination': default_destination, |
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'options': make_options({"Zap/g3": "US Landline", "SIP/engin": "Australian SIP", "SIP": "Internal SIP extension"}, default_transport), |
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'remember': remember |
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} |
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|
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|
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def process_form(form): |
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"""Process a submitted form""" |
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|
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if "source" not in form.keys(): |
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display_form() |
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elif "destination" not in form.keys(): |
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display_form(default_source=form.getfirst("source")) |
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else: |
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cookie = Cookie.SimpleCookie() |
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if "save_source" in form.keys(): |
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cookie["source"] = form.getfirst("source") |
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cookie["source"]["expires"] = time.asctime(tuple([time.gmtime()[0]+1] + list(time.gmtime()[1:]))) |
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cookie["transport"] = form.getfirst("transport") |
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cookie["transport"]["expires"] = cookie["source"]["expires"] |
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else: |
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cookie.load(os.environ.get("HTTP_COOKIE", "")) |
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if "source" in cookie: |
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cookie["source"] = "" |
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cookie["source"]["expires"] = time.asctime(time.gmtime()) |
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if "transport" in cookie: |
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cookie["transport"] = "" |
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cookie["transport"]["expires"] = time.asctime(time.gmtime()) |
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print_header(cookies=cookie) |
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print "<h1>Asterisk click to call gateway</h1>" |
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manager = None |
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try: |
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manager = Asterisk.Manager.Manager(("localhost", 5038), "apache", "letmein") |
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except Exception, e: |
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print "Sorry, got an exception (%s) when trying to connect to Asterisk" % e |
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#result = { "Message": "Simulating", "Response": "Success" } |
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if manager: |
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try: |
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result = manager.Originate(channel="%s/%s" % (form.getfirst("transport"), form.getfirst("source")), context="internal-ctc", extension="%s" % form.getfirst("destination"), priority=1) |
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if result: |
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print "%(Response)s: %(Message)s" % result |
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except Exception, e: |
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print "Got an exception: %s" % e |
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|
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|
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if __name__ == "__main__": |
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form = cgi.FieldStorage() |
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if not(form.has_key("submit")): |
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print_header() |
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cookies = Cookie.SimpleCookie() |
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cookies.load(os.environ.get("HTTP_COOKIE", "")) |
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default_source=cookies.get("source", "") |
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default_transport=cookies.get("transport", "") |
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if default_source: |
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default_source = default_source.value |
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if default_transport: |
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default_transport = default_transport.value |
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display_form(default_source=default_source, default_transport=default_transport, remember="source" in cookies) |
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else: |
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process_form(form) |
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